Buggy code:
public class ExpressionBuilder < T > { private final Token [ ] tokens ; public ExpressionBuilder ( String expression ) { } public ExpressionBuilder ( Token [ ] tokens ) { } public Getter < T > build ( Object scope , ModelBuilderMap builders ) { } private Method findMethod ( String functionName , Class < ? > clss , int [ ] types ) { } private int findEndOfFunction ( Token [ ] tokens , int startIndex ) { } private int findCloseParenthesis ( int startIndex ) { } private int findEndOfParameter ( Token [ ] tokens , int startIndex ) { } private int findColon ( Token [ ] tokens , int startIndex ) { } public Tuple < Getter , Integer > createGetter ( int startIndex , int endIndex , Object scope , Token [ ] tokens , ModelBuilderMap builders ) { List < Getter > getterList = new ArrayList < > ( ) ; List < TokenType . BinaryOperator > operatorList = new ArrayList < > ( ) ; int index = startIndex ; while ( index < endIndex ) { Token token = tokens [ index ] ; switch ( token . getTokenType ( ) ) { case FUNCTION_NAME : { index += 2 ; int end = findEndOfFunction ( tokens , index ) ; List < Getter > parameters = new ArrayList < > ( ) ; while ( index < end ) { int nextIndex = findEndOfParameter ( tokens , index ) ; Tuple < Getter , Integer > values = createGetter ( index , nextIndex , scope , tokens , builders ) ; parameters . add ( values . getFirst ( ) ) ; <START_BUG> index = values . getSecond ( ) ; <END_BUG> } String functionName = token . getScript ( ) ; int [ ] paramTypes = new int [ parameters . size ( ) ] ; for ( int i = 0 ; i < ( paramTypes . length ) ; i ++ ) { paramTypes [ i ] = parameters . get ( i ) . getType ( ) ; } Method method = findMethod ( functionName , scope . getClass ( ) , paramTypes ) ; getterList . add ( new com . ngandroid . lib . ngattributes . ngclick . ClickInvoker ( method , scope , parameters . toArray ( new Getter [ parameters . size ( ) ] ) ) ) ; break ; } case KNOT : { Tuple < Getter , Integer > value = createGetter ( ( index + 1 ) , endIndex , scope , tokens , builders ) ; KnotGetter getter = new KnotGetter ( value . getFirst ( ) ) ; index = value . getSecond ( ) ; getterList . add ( getter ) ; break ; } case INTEGER_CONSTANT : { getterList . add ( new com . ngandroid . lib . ng . getters . StaticGetter ( Integer . parseInt ( token . getScript ( ) ) , TypeUtils . INTEGER ) ) ; index ++ ; break ; } case LONG_CONSTANT : { String longStr = token . getScript ( ) ; getterList . add ( new com . ngandroid . lib . ng . getters . StaticGetter ( Long . parseLong ( longStr . substring ( 0 , ( ( longStr . length ( ) ) - 1 ) ) ) , TypeUtils . LONG ) ) ; index ++ ; break ; } case FLOAT_CONSTANT : { getterList . add ( new com . ngandroid . lib . ng . getters . StaticGetter ( Float . parseFloat ( token . getScript ( ) ) , TypeUtils . FLOAT ) ) ; index ++ ; break ; } case DOUBLE_CONSTANT : { getterList . add ( new com . ngandroid . lib . ng . getters . StaticGetter ( Double . parseDouble ( token . getScript ( ) ) , TypeUtils . DOUBLE ) ) ; index ++ ; break ; } case MODEL_NAME : { String modelName = token . getScript ( ) ; String fieldName = tokens [ ( index + 2 ) ] . getScript ( ) ; ModelBuilder builder = builders . get ( modelName ) ; getterList . add ( new com . ngandroid . lib . ng . getters . ModelGetter ( fieldName , modelName , builder . getMethodInvoker ( ) ) ) ; index += 3 ; break ; } case STRING : { getterList . add ( new com . ngandroid . lib . ng . getters . StaticGetter ( token . getScript ( ) , TypeUtils . STRING ) ) ; index ++ ; break ; } case OPEN_PARENTHESIS_EXP : { index ++ ; int end = findCloseParenthesis ( index ) ; Tuple < Getter , Integer > values = createGetter ( index , end , scope , tokens , builders ) ; getterList . add ( values . getFirst ( ) ) ; index = values . getSecond ( ) ; break ; } case CLOSE_PARENTHESIS : case COMMA : { index ++ ; break ; } case TERNARY_QUESTION_MARK : { Getter < Boolean > getter = getMostRecentGetter ( getterList , "Ternary<seq2seq4repair_space>Question<seq2seq4repair_space>mark<seq2seq4repair_space>cannot<seq2seq4repair_space>be<seq2seq4repair_space>the<seq2seq4repair_space>first<seq2seq4repair_space>expression." ) ; int ternaryColonIndex = findColon ( tokens , index ) ; Tuple < Getter , Integer > values = createGetter ( ( index + 1 ) , ternaryColonIndex , scope , tokens , builders ) ; Getter trueGetter = values . getFirst ( ) ; values = createGetter ( ( ternaryColonIndex + 1 ) , endIndex , scope , tokens , builders ) ; Getter falseGetter = values . getFirst ( ) ; index = values . getSecond ( ) ; getterList . add ( new com . ngandroid . lib . ng . getters . TernaryGetter ( getter , trueGetter , falseGetter ) ) ; break ; } case BINARY_OPERATOR : { TokenType . BinaryOperator operator = BinaryOperator . getOperator ( token . getScript ( ) ) ;

Fix:
index = ( values . getSecond ( ) ) + 1 ;